212103330203 has 2 divisors, whose sum is σ = 212103330204. Its totient is φ = 212103330202.

The previous prime is 212103330191. The next prime is 212103330217. The reversal of 212103330203 is 302033301212.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212103330203 is a prime.

It is not a weakly prime, because it can be changed into another prime (212103335203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106051665101 + 106051665102.

It is an arithmetic number, because the mean of its divisors is an integer number (106051665102).

Almost surely, 2^212103330203 is an apocalyptic number.

212103330203 is a deficient number, since it is larger than the sum of its proper divisors (1).

212103330203 is an equidigital number, since it uses as much as digits as its factorization.

212103330203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 212103330203 its reverse (302033301212), we get a palindrome (514136631415).

The spelling of 212103330203 in words is "two hundred twelve billion, one hundred three million, three hundred thirty thousand, two hundred three".